<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style id="style">
.penguin { overflow: hidden; }
.penguin:first-line { }
</style>
<script>
function boom()
{
  document.getElementById("style").textContent += "";
  document.getElementById("td").className = "penguin";
}
</script>
</head>
<body onload="boom();"><td id="td">Text</td></body>
</html>
